Can you find out the missing number in the grid?

2 ladies and 2 girls need to cross a river in a boat big enough for 1 LADY or 2 girls. How do they do it?

A man in a car saw a Golden Door, Silver Door and a Bronze Door. What door did he open first?

You have a square. What you have to do is cut and reassemble the square such that you create a Red Cross sign that has the same volume as that of the square.

Can you count the number of squares in the figure below?

I am quite hot but become too cold if you remove the first two letters. What am I?

It belongs to you, but other people use it more than you do. What is it?

Rob is taller than Edwin, and Jurgen is shorter than Rob.
Of only one of the following statements, we now certainly know it is correct:

A.Edwin is taller than Jurgen
B.Jurgen is taller than Edwin
C.It cannot be determined if Jurgen or Edwin is the tallest.

What is the Surname of Barbie Doll?

Irene killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?